When girls mature, they begin producing mature egg cells (ova) about once a month. When boys mature, they begin producing sperm cells _____. *
a.once a year
b.continuously
c.once a month
d.one time only
a.once a year
b.continuously
c.once a month
d.one time only
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Answer:
b
Explanation:
upon reach in puberty, a man will produce sperm cells everyday